package guda.talk.biz.common.util;

/**
 * Created by well on 15/9/30.
 */
public class RequestUtil {

    public static Long fromString(String obj){
        if(obj == null){
            return null;
        }
        try {
            Long aLong = Long.parseLong(obj);
            return aLong;
        }catch(Exception e){

        }
        return null;
    }
}
